diff --git a/index.html b/index.html
index 0bc86bc..1e4638a 100755
--- a/index.html
+++ b/index.html
@@ -381,6 +381,12 @@
             max-width: 100%;
             height: auto;
         }
+        .wp-modal-body .mermaid .nodeLabel {
+            white-space: nowrap;
+        }
+        .wp-modal-body .mermaid .edgeLabel {
+            white-space: nowrap;
+        }
 
         .wp-modal-body ol {
             margin: 0.75rem 0 0.75rem 1.5rem;